JP3017403B2 - Warning display device - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a self-luminous warning display device for displaying a warning on a bicycle, an automobile, a vehicle, or the like when worn over a worker's clothes, and more particularly, on an outer periphery of a luminous body. The present invention relates to a warning display device that is configured to be prevented from being deformed or destroyed even when subjected to impact or pressure from above or from the outer periphery of the luminous body by being surrounded by a protector. It is.

[0002]

2. Description of the Related Art FIGS. 18 to 20 show a conventional apparatus for preventing accidents caused by passing vehicles or the like and ensuring the safety of workers during work such as road construction or patrol on a night road. As described above, a self-luminous warning display device 50 that is worn over clothing of an operator has been proposed.

[0003] This type of warning display device 50 is generally stitched and fixed to the surface of a worker's confirmation band 51, and is worn by a road worker or the like from over clothing and provided to a driver or the like of a passing vehicle. It is configured to indicate its existence and display a safety warning. The work confirmation band 51 includes a pair of left and right waistbands 51a to be worn around the waist of the worker, and a pair of right and left parts that stand up from the back of the waistband 51a, pass through the shoulders from the back of the worker, and reach the abdomen. The cross-shaped portions 51b, 51b are integrally formed, and have a structure in which the warning display device 50 and the reflecting material 52 are appropriately stitched or adhered to the surface thereof. In the warning display device 50 configured as described above, one or more light emitting elements 54, 54,... Are generally arranged and fixed at a predetermined interval on a long flexible substrate 53. The light emitting element 55 is covered with a reflective material 56 on the front side, and a flexible sheet material 57 is covered and sealed on the back side, so that the light emitting elements 54, 54,. Is provided with a through hole 58, and a transparent sheet 59 is generally adhered to the back side thereof to form a closed structure. The reflector 56 covering the surface of the luminous body 55 has a structure in which the surface of a white film 56a shines with high brightness even in the daytime and a reflective film 56b having high visibility is polymerized and integrated. The transparent sheet 59 for sealing the through holes 58, 58,.
For example, it is formed of a transparent soft PVC sheet.
The flexible sheet material 57 for covering the back surface of the light emitting body 55 is formed of, for example, a white soft PVC sheet, and the flexible substrate 53 is formed on the front surface by an adhesive material 60 such as a double-sided tape or an adhesive. Is fixed, and is adhered and integrated with the back surface side of the reflecting material 56. Thus,
The warning display device 50 configured as described above has its peripheral edge stitched and integrated (arrow A) on the surface side of the work confirmation band 51 formed of, for example, a mesh ground, and a plurality of warning display devices as necessary. Are connected by a connection cord (not shown).

As shown in FIGS. 21 and 22, a warning display device 50 to be sewn and attached to the work confirmation band 51 has at least one or more Recess 6 formed in the upper part of casing 61
Each of the chip-shaped light-emitting elements 54 is mounted inside 1a, and a diffusion material 62 is embedded in the upper surface thereof (see FIG. 21), and a lens cover 63 for diffusion is covered on the upper surface of the casing 61 (FIG. 22). ), A lead terminal 64 for connecting each light emitting element 54 to a power supply unit is drawn out of the casing 61 and soldered and fixed on the printed wiring of the flexible substrate 53.

[0005]

However, in the above-mentioned conventional warning display device 50, in the former case, each light emitting element 54 forming the light emitting body 55 is accommodated in a concave portion 61a formed on the upper surface of a casing 61. And the upper surface thereof is covered with the diffusion material 62, so that the emitted light of the light emitting element 54 is reduced at the time of lighting, and the outer peripheral direction is blocked by an edge rising around the concave portion 61a formed in the casing 61. However, there is a problem that the visibility of irradiation is reduced. Further, in the latter improved in order to eliminate such a disadvantage that the visibility is reduced, the lens cover 63 which radiates diffused light in the outer peripheral direction is configured to protrude above the casing 61. Therefore, not only is it easy to receive an impact from the outer peripheral direction, but also in any of the above-described conventional examples, the lead terminal 64 portion for soldering and fixing the light emitting element 54 on the printed wiring of the flexible substrate 53 is located outside the casing 61. Since it is exposed, it becomes a weak point against an external impact, and the light emitting element 54 and the lead terminal 64 are
3 had a problem that it easily peeled off from above.

The present invention has been made in view of the above problems, and accommodates a plurality of light emitting elements mounted on a flexible substrate via a casing in the casing, and covers the upper surface thereof with a lens cover. A casing and a lens cover of a light emitting element constituting the light emitting body by an impact applied to the light emitting body from the outer peripheral direction by surrounding and protecting the outer circumference with a protector,
It is another object of the present invention to provide a warning display device that has excellent impact durability by preventing lead terminals and the like from being damaged or peeling off from a fixed portion of a flexible substrate to a printed wiring.

[0007]

In order to achieve the above object, a warning display device according to the present invention comprises: (1) a warning display attached to a flexible material such as clothes.
An apparatus , wherein a luminous body is formed by one or more casings each containing a chip-shaped light emitting element at a predetermined interval on a flexible substrate, and a lens cover covering a surface of the casing, The gist is that the outer periphery of each light emitter is surrounded by a protector. (2) The height of the protector from the upper opening edge to the upper opening edge is equal to or greater than the height of the lens cover mounted on the casing from the flexible substrate surface to the top thereof. It can also be formed as follows.

[0008]

(1) According to the above configuration, an impact applied from the outer peripheral direction to the casing containing the light emitting element mounted and connected to the upper surface of the flexible substrate is prevented by the protector, and the upper surface of the casing is protected by the protector. Even if the warning display device is mounted on a curved part of the body or the like by placing the upper surface of the covered lens cover within the height of the protector, the warning display device is applied to the luminous body of the warning display device from above or from the side. An impact or a pressing force does not directly hit the casing or the lens cover, and the light-emitting body can be protected. In particular, this warning display device has flexibility such as clothes.
Since it can be attached to the material, the bending motion of this material
Depending on the case, the lead wire and the luminous body are not damaged. (2) Therefore, as compared with the conventional warning display device, a structure in which the lens cover is attached to the casing accommodating the light emitting element can be adopted, so that the visibility of the light emitting body can be improved and the light emitting body can be improved. It is possible to reduce the occurrence of problems such as breakage of the lead terminal and peeling of the lead terminal soldered and fixed on the printed wiring having the light emitting element formed on the flexible substrate surface via the casing.

[0009]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of a warning display device according to the present invention will be described below with reference to the drawings. The warning display device according to the present invention,
It is used by suturing it to the surface of a worker's confirmation band, worker's clothes, work jacket, etc.
An example is shown in which a sewing confirmation band 1 made of a mesh fabric is attached by sewing.

The above-mentioned work confirmation band 1 is generally worn by a road worker or the like to clearly show its existence to a driver of a passing vehicle,
In addition, it is for displaying a warning, and is worn by a worker from over clothing. Also, this work confirmation band 1
Is a pair of waistbands 1a to be worn around the waist of the worker, and a pair of left and right cross-shaped parts 1 which stand up from the back of the waistband 1a, pass from the back of the worker to the shoulders, and reach the abdomen.
b and 1b are integrally formed, and the warning display device 2 and the reflecting material 3 according to the present invention are appropriately sewn or adhered to the surface thereof.

FIGS. 1 and 2 relate to an embodiment in which a warning display device 2 according to the present invention is formed so that it can be mounted on the surface of the work confirmation band 1 in accordance with the configuration and shape of the work confirmation band 1. Warning display devices 2 and 2
Are sewn at positions corresponding to the back and abdomen of the worker on the surface side of the pair of left and right cross-shaped portions 1b, 1b forming the.

As shown in FIGS. 3 to 7, the warning display device 2 is provided on a flexible substrate 4 at a predetermined interval from one or two.
A light-emitting body 6 in which the above-mentioned chip-shaped light-emitting elements 5, 5,... Are fixedly arranged, a reflective material 7 is coated on the front surface, and a flexible sheet material 8 is coated on the back surface, and the light-emitting body 6 is sealed. It is. The reflector 7 corresponds to the arrangement of the light emitters 6, 6,... Arranged at a predetermined interval on the flexible substrate 4, and the through holes 9, 9,. With opening,
.. Are appropriately sealed with transparent sheets 10, 10,... From the back side to form display portions 11, 11,. Therefore, by illuminating the light emitting elements 5, 5,..., It is possible to emit the irradiation light of the light emitting elements 5, 5,. I have. This display unit 11, 1
Reference numeral 1 denotes a casing 12 accommodating the respective light emitting elements 5, 5,.
An opening substantially corresponding to the size of a protector 15 to be described later surrounding the casing, or a plurality of light emitters 6, 6, ... and display portions 11, 11, ... common to the protector 15 surrounding each light emitter 6. As a matter of course, the reflective material 7 may be cut out along the longitudinal direction so as to form a structure.

The casing 12 has a lens cover 14 having a concave reflecting surface 13 formed on the upper surface thereof, a light emitting element 5 fixed to the bottom of the reflecting surface 13 and a convex diffusing lens formed on the upper surface. It is structured to be covered,
When the illumination light of the light emitting element 5 is emitted to the front of the casing 12 through the lens cover 14, the casing 12
In addition, it is configured such that irradiation visibility can be obtained by diffusing a wide range not only in front but also in the outer peripheral direction. Each casing 12 containing the light emitting element 5 in this manner
The protector 15 is attached so as to surround the outer circumference of the. The protector 15 is made of, for example, a foamed material made of a synthetic resin such as polypropylene, and has a predetermined hardness, and a housing hole 16 that houses the casing 12 that houses the light emitting element 5 is covered on the upper surface of the casing 12. The lens cover 14 is formed so as to have the same or slightly higher height H2 as the protrusion height of the lens cover 14 (H1 ≧ H2).
Therefore, the casing 12 and the lead terminals 17 drawn out of the casing 12 and fixed on the printed wiring (not shown) of the flexible substrate 4 by soldering are destroyed by impact or pressure applied from the outer peripheral direction. , Does not peel off.

In the protector 15, as shown in FIG. 8, a housing hole 16 surrounding the casing 12 housing the light emitting element 5 can be formed in a tapered surface shape expanding upward. When the element 5 is turned on, the emitted light can be reflected by the inner surface of the housing hole 16 to emit the light of the light emitting body 6, thereby further improving the reflection effect to the outside of the housing hole 16 and visibility. it can.

In the warning display device according to the present invention, the reflector 7 covering the surface of the illuminant 6 reflects and shines on the surface of the white film 7a with high brightness even in the daytime, and has high visibility. The transparent sheet 10 that seals the through holes 9, 9,... Is formed of, for example, a transparent soft PVC sheet, and the respective joints are integrated by sealing and welding. It was done. Further, the flexible sheet material 8 covering the back surface side of the luminous body 6 is formed of, for example, a white soft PVC sheet, and a flexible material 18 such as a double-sided tape or an adhesive is formed on the front surface side of the flexible sheet material. The structure is such that the substrate 4 is fixed, and the substrate 4 is bonded and fixed to the rear surface side of the reflection member 7. Thus, the warning display device 2 configured as described above
Is sewn and integrated with the surface of a work confirmation band 1 formed of, for example, a mesh ground (arrow A portion) (see FIG. 3), and a plurality of warning display devices 2, 2,. Are connected by a connection code 19 and used.

9 and 10 show a method of electrically connecting the plurality of warning display devices 2, 2,..., And light emitting elements 5, 5,. Are connected in parallel to a common power supply unit 20 by a connection cord 19. The power supply unit 20
As shown in FIGS. 2 and 10, when the worker wears the work confirmation band 1, the battery case 21 is designed to be mounted on the back surface of the cross-shaped portion 1 b located on the abdomen of the worker. The battery case 21 has a structure in which a dry battery having a predetermined capacity or a rechargeable battery pack or the like is mounted on the battery case 21 as shown in FIGS.
The upper surface is covered with a battery case protective cover 22 made of a thick cloth. Similarly, a switch 23 is provided on the back surface of the cross-shaped portion 1b so as to be continuous with the power supply unit 20 so that the power of each light emitting element 5 can be turned ON / OFF by the switch 23. I have.

In this embodiment, the switch 23 is
As shown in FIG. 16, a protector 24 is attached so as to surround the outer circumference of the push-on / off type as well as the light-emitting body 6 that accommodates the light-emitting element 5, and a protector 24 is mounted on the upper surface of the light-emitting body 6. The switch window 25 is opened, and a transparent sheet 27 made of vinyl chloride or the like is desirably placed on the switch window 25 in a state of being placed on the back side of the battery case protective cover 25. , And the surface side thereof is covered with a switch protection cover 26 formed of a thick cloth. Therefore, the switch 23 can be pushed ON / OFF in a state where the switch 23 is installed in the switch window 25 from the front side of the switch protection cover 26 via the transparent sheet 27. In the present invention, the blinking circuit 29 of each light emitting element 5, 5,... Is arranged below the switch 23.

The switch protection cover 26 is integrally formed with the battery case protection cover 22 for accommodating the battery case 21 as shown in an exploded view of FIG. 17, and the switch protection cover covers the switch window 25. 26 is formed on one side (left side in the figure) of the battery case protective cover 22 with a portion forming the lid 22a, and also on the other side (right side in the figure).
The bottom plate portion 22b for fixing the battery case 21 on the cross-shaped portion 1b of the work confirmation band 1 is continuously formed, the solid line portion (arrow B portion) in the figure is cut, and the switch protection cover 26 and the battery case protection are cut. On the side of the cover 22a of the cover 22, the cover 22 is bent along the dotted line portion (arrow C portion).
a plurality of rivet holes 22c, 22c opened in the periphery
The rivet holes 22c that overlap in the bent state via
The two are fixed to each other by rivets 30 to form a substantially box shape. The bottom plate 22b is bent so as to form the bottom of the switch protection cover 26 at the dotted line,
The slit 22 has a length extending to the side of the lid 22a, and a slit 22 for pulling out a connection cord (not shown) connected from the switch 23 on the surface thereof.
d and the battery case 21 together with the cross-shaped part 1 of the work confirmation band 1
A rivet hole 22c through which a rivet 31 for fixing the rivet 31 is inserted is provided. The switch protective cover 26 and the battery case protective cover 22 configured as described above are sewn at their peripheral edges to the surface of the cross-shaped portion 1b to be integrated. In particular, the bottom surface of the switch protective cover 26 is made of resin foam. By interposing the sheet 32, the shock resistance of the entire power supply unit can be improved, and the occurrence of troubles due to vibration or the like can be prevented (see FIG. 14). By attaching a hooking member 33 such as a hook and loop fastener to a handle 22e formed at the open end of the battery case protective cover 22 placed on the battery case 21, the battery case protective cover 2
The second cover 22a is opened and closed so that maintenance work such as battery replacement can be freely performed.

The work confirmation band 1 configured as described above is
Used by workers wearing on the body. That is,
The work confirmation band 1 is placed on the shoulder so that the constituent part of the waist band 1a is located on the back side of the worker, and the cross-shaped portion 1b is hung on the shoulder from the back side. While winding the portion 1a around the waist, a hooking member 34 such as a magic tape or a hook formed on the back surface at both left and right ends thereof is a hooking member such as a magic tape or a hook formed on the back surface at the end of the cross-shaped portion 1b. 35 are superimposed and fixed together. By attaching the work confirmation band 1 in this manner, the warning display devices 2 and 2 configured on the cross-shaped portion 1b are separately arranged on the back side and the abdomen side of the worker, and the visibility of the worker on the front and back is improved. I do.

It is to be noted that the reflection sheet 3 which does not constitute the light-emitting body 6 can be stitched and attached to the waistband portion 1a of the work confirmation band 1 which does not constitute the warning display devices 2 and 2, for example. In addition, the warning display device 2 according to the present invention can of course be configured as a vest-shaped or coat-shaped work clothes.

[0021]

Since the warning display device according to the present invention is constructed as described above, a warning display is provided to a driver of a vehicle or the like by wearing it on a worker's clothes and lighting or flashing the light. In addition to the above, even if an external impact is applied to a light emitting body mounted on a flexible substrate to form a display portion, or a lead terminal derived from the light emitting body, the light emitting body or the lead terminal may be damaged. This makes it possible to form a self-luminous work confirmation band with excellent durability.

In addition, since the irradiation visibility by the illuminant can be improved as described above, an accident caused by a vehicle or the like passing around the work can be prevented, the safety of the worker can be ensured, and Even in such a case, the visibility of the reflecting material can be ensured, and the effect obtained by implementing the present invention is extremely large.

[Brief description of the drawings]

FIG. 1 is a front view of a work confirmation band constituting a warning display device according to the present invention.

FIG. 2 is a rear view of the same.

FIG. 3 is an enlarged sectional view taken along line III-III in FIG. 1;

FIG. 4 is an enlarged front view of an IV section in FIG.

FIG. 5 is an enlarged perspective view of a light emitting body.

FIG. 6 is a plan view of the same.

FIG. 7 is a vertical sectional view taken along line VII-VII in FIG.

FIG. 8 is a longitudinal sectional view showing a modified example of the protector.

FIG. 9 is a side view of the light emitting body.

FIG. 10 is a plan view showing a method for electrically connecting a light emitting body.

FIG. 11 is a perspective view showing a structure of a power supply unit and a switch unit.

FIG. 12 is a plan view of the same.

FIG. 13 is a bottom view of the same.

FIG. 14 is a side view of the same.

FIG. 15 is a front view of the same.

FIG. 16 is a vertical sectional view of a switch unit.

FIG. 17 is a development view of a cloth material.

FIG. 18 is a front view of a work confirmation band constituting a conventional warning display device.

FIG. 19 is a sectional view taken along line DD of FIG.

FIG. 20 is a plan view showing the structure of the display unit.

FIG. 21 is an enlarged vertical sectional view of a casing to which the light emitting element is mounted.

FIG. 22 is an enlarged vertical sectional view showing a modification.

[Description of Signs] 1 Work confirmation band 1a Waistband portion 1b Crossed portion 2 Warning display device 3 Reflector 4 Flexible substrate 5 Light emitting element 6 Light emitter 7 Reflector 8 Flexible sheet material 9 Through hole 10 Transparent sheet 11 Display unit 12 Casing 13 Reflecting surface 14 Lens cover 15 Protector 16 Housing hole 17 Lead terminal 19 Connection cord 20 Power supply unit 21 Battery case 22 Battery case protection cover 23 Switch 24 Protector 25 Switch window 26 Switch protection cover 27 Transparent sheet 29 Flashing circuit 30 , 31 rivets 32 firing sheets 33, 34, 35 retaining members

──────────────────────────────────────────────────続 き Continued on the front page (58) Field surveyed (Int.Cl. ⁷ , DB name) A41D 1 / 00,13 / 00 G09F 13/20

Claims (2)

(57) [Claims] 1. Attaching to a flexible material such as clothes.
A warning display device , wherein a luminous body is formed by one or more casings each containing a chip-shaped light-emitting element at a predetermined interval on a flexible substrate, and a lens cover covering the surface of the casing. A warning display device, wherein an outer periphery of each light emitter is surrounded by a protector. 2. The height dimension of the protector from the upper opening edge to the top opening edge is the same as the height dimension of the lens cover mounted on the casing from the flexible substrate surface to the top thereof.
The warning display device according to claim 1, wherein the number is equal to or more than that.